Clean water, anywhere
Safe drinking water is the first survival priority. These twenty filters and purifiers cover every scenario from a solo day hike to a base camp crew or a long-term emergency kit.
Tiers ($ / $$ / $$$) are relative price bands within this category, not exact prices. Live pricing, stock, and official reviews are always shown on Amazon.
#1 Best SellerRank #1$0.1 micron hollow fiber rated for 100,000 gallons, weighs 3 oz.
Current price and availability shown on Amazon
Top RatedRank #2$Removes 99.999999% of bacteria, no batteries or chemicals needed.
Current price and availability shown on Amazon
Best for GroupsRank #3$$Filters 1.75 liters per minute hands-free, ideal for groups of 4 or more.
Current price and availability shown on Amazon
Expedition PickRank #4$$$Field-cleanable ceramic element pulls from shallow, silty sources.
Current price and availability shown on Amazon
Editor’s ChoiceRank #5$Fill from any stream and drink instantly, replaceable 1,000 L cartridge.
Current price and availability shown on Amazon
Kills VirusesRank #6$$Neutralizes viruses and protozoa in 90 seconds, USB-C rechargeable.
Current price and availability shown on Amazon
UltralightRank #7$Two-ounce ultralight filter that attaches to standard bottles.
Current price and availability shown on Amazon
Bug-Out EssentialRank #8$Chlorine dioxide tablets with a 5-year shelf life for emergency kits.
Current price and availability shown on Amazon
Best ValueRank #9$$Dual-bag dirty/clean system with quick-disconnect hose.
Current price and availability shown on Amazon
Rank #10$$Glass-fiber element with carbon core improves taste and odor.
Current price and availability shown on Amazon
Top RatedRank #11$$Double-wall stainless steel keeps filtered water cold for 24 hours.
Current price and availability shown on Amazon
Kills VirusesRank #12$$$Purifies 18,000 liters, removes viruses without chemicals.
Current price and availability shown on Amazon
Rank #13$$$UV-C cap purifies water and sanitizes the bottle every two hours.
Current price and availability shown on Amazon
Expedition PickRank #14$$$Military-spec purifier meets NSF P248 for viruses and bacteria.
Current price and availability shown on Amazon
UltralightRank #15$Rolls down to fist size when empty, 1 L capacity when full.
Current price and availability shown on Amazon
Best ValueRank #16$Two straws with a 5-year shelf life for vehicle and home kits.
Current price and availability shown on Amazon
Best for GroupsRank #17$$$Ten-liter reservoir handles a full base camp crew.
Current price and availability shown on Amazon
Rank #18$Two-part chlorine dioxide drops treat 30 gallons per kit.
Current price and availability shown on Amazon
Rank #19$$Splices into any hydration bladder hose for sip-and-go filtering.
Current price and availability shown on Amazon
Kills VirusesRank #20$$Impact-resistant bottle with a virus-rated cartridge, MOLLE compatible.
Current price and availability shown on Amazon
One email a week: new field reviews, price drops on gear we actually use, and a survival skill you can practice this weekend. No spam, unsubscribe anytime.